Vulnerability Description
LedgerSMB does not sufficiently HTML-encode error messages sent to the browser. By sending a specially crafted URL to an authenticated user, this flaw can be abused for remote code execution and information disclosure.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ledgersmb | Ledgersmb | >= 1.1.0, <= 1.1.12 |
| Debian | Debian Linux | 10.0 |
Related Weaknesses (CWE)
References
- https://github.com/ledgersmb/ledgersmb/commit/98fa476d46a4a7e5e9492ed69b4fa190bePatchThird Party Advisory
- https://huntr.dev/bounties/ef7f4cf7-3a81-4516-b261-f5b6ac21430cThird Party Advisory
- https://ledgersmb.org/cve-2021-3694-cross-site-scriptingVendor Advisory
- https://www.debian.org/security/2021/dsa-4962Third Party Advisory
- https://github.com/ledgersmb/ledgersmb/commit/98fa476d46a4a7e5e9492ed69b4fa190bePatchThird Party Advisory
- https://huntr.dev/bounties/ef7f4cf7-3a81-4516-b261-f5b6ac21430cThird Party Advisory
- https://ledgersmb.org/cve-2021-3694-cross-site-scriptingVendor Advisory
- https://www.debian.org/security/2021/dsa-4962Third Party Advisory
FAQ
What is CVE-2021-3694?
CVE-2021-3694 is a vulnerability with a CVSS score of 8.2 (HIGH). LedgerSMB does not sufficiently HTML-encode error messages sent to the browser. By sending a specially crafted URL to an authenticated user, this flaw can be abused for remote code execution and infor...
How severe is CVE-2021-3694?
CVE-2021-3694 has been rated HIGH with a CVSS base score of 8.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-3694?
Check the references section above for vendor advisories and patch information. Affected products include: Ledgersmb Ledgersmb, Debian Debian Linux.